140272020

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{863}}^1$

素因数の和:931

約数の個数: 192

約数和(自身を含む): 510935040

約数和(自身を除く): 370663020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 43, 45, 54, 60, 63, 70, 84, 86, 90, 105, 108, 126, 129, 135, 140, 172, 180, 189, 210, 215, 252, 258, 270, 301, 315, 378, 387, 420, 430, 516, 540, 602, 630, 645, 756, 774, 860, 863, 903, 945, 1161, 1204, 1260, 1290, 1505, 1548, 1726, 1806, 1890, 1935, 2322, 2580, 2589, 2709, 3010, 3452, 3612, 3780, 3870, 4315, 4515, 4644, 5178, 5418, 5805, 6020, 6041, 7740, 7767, 8127, 8630, 9030, 10356, 10836, 11610, 12082, 12945, 13545, 15534, 16254, 17260, 18060, 18123, 23220, 23301, 24164, 25890, 27090, 30205, 31068, 32508, 36246, 37109, 38835, 40635, 46602, 51780, 54180, 54369, 60410, 72492, 74218, 77670, 81270, 90615, 93204, 108738, 111327, 116505, 120820, 148436, 155340, 162540, 163107, 181230, 185545, 217476, 222654, 233010, 259763, 271845, 326214, 333981, 362460, 371090, 445308, 466020, 519526, 543690, 556635, 652428, 667962, 742180, 779289, 815535, 1001943, 1039052, 1087380, 1113270, 1298815, 1335924, 1558578, 1631070, 1669905, 2003886, 2226540, 2337867, 2597630, 3117156, 3262140, 3339810, 3896445, 4007772, 4675734, 5009715, 5195260, 6679620, 7013601, 7792890, 9351468, 10019430, 11689335, 14027202, 15585780, 20038860, 23378670, 28054404, 35068005, 46757340, 70136010, 140272020]

約数ペア:

[(1, 140272020), (2, 70136010), (3, 46757340), (4, 35068005), (5, 28054404), (6, 23378670), (7, 20038860), (9, 15585780), (10, 14027202), (12, 11689335), (14, 10019430), (15, 9351468), (18, 7792890), (20, 7013601), (21, 6679620), (27, 5195260), (28, 5009715), (30, 4675734), (35, 4007772), (36, 3896445), (42, 3339810), (43, 3262140), (45, 3117156), (54, 2597630), (60, 2337867), (63, 2226540), (70, 2003886), (84, 1669905), (86, 1631070), (90, 1558578), (105, 1335924), (108, 1298815), (126, 1113270), (129, 1087380), (135, 1039052), (140, 1001943), (172, 815535), (180, 779289), (189, 742180), (210, 667962), (215, 652428), (252, 556635), (258, 543690), (270, 519526), (301, 466020), (315, 445308), (378, 371090), (387, 362460), (420, 333981), (430, 326214), (516, 271845), (540, 259763), (602, 233010), (630, 222654), (645, 217476), (756, 185545), (774, 181230), (860, 163107), (863, 162540), (903, 155340), (945, 148436), (1161, 120820), (1204, 116505), (1260, 111327), (1290, 108738), (1505, 93204), (1548, 90615), (1726, 81270), (1806, 77670), (1890, 74218), (1935, 72492), (2322, 60410), (2580, 54369), (2589, 54180), (2709, 51780), (3010, 46602), (3452, 40635), (3612, 38835), (3780, 37109), (3870, 36246), (4315, 32508), (4515, 31068), (4644, 30205), (5178, 27090), (5418, 25890), (5805, 24164), (6020, 23301), (6041, 23220), (7740, 18123), (7767, 18060), (8127, 17260), (8630, 16254), (9030, 15534), (10356, 13545), (10836, 12945), (11610, 12082)]